string(310) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%88%9B%E4%B8%9A%E6%9D%BF%E6%9D%83%E9%99%90%E5%BC%80%E9%80%9A%E5%90%8E%E5%A4%9A%E4%B9%85%E5%8F%AF%E4%BB%A5%E7%94%B3%E8%B4%AD%E6%96%B0%E8%82%A1 => Failed to connect to 14.116.215.7 port 38225: Connection refused"
创业板权限开通后多久可以申购新股
